HYDESVILLE CO. W.D.
California — Community Water System — PWSID: CA1210019
System Information
| PWSID | CA1210019 |
| System Name | HYDESVILLE CO. W.D. |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 22, 1979 |
| Last Reported | Mar 20, 2026 |
Location & Contact
| State | California |
| City | HYDESVILLE |
| ZIP Code | 95547 |
| Address | P.O. BOX 561 |
| Organization | STOFFEL, JORDAN |
| Phone | 707-768-3000 |
Population & Service
| Population Served | 1,366 |
| Service Connections | 414 |
Drinking Water Violations (20)
This water system has 20 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 17, 2024 | — | RPT | No | No | — | — | — | Unaddressed | — | — | |
| Oct 17, 2024 | — | TT | Yes | No | — | — | — | Unaddressed | — | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | No | — | 0.080 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | No | — | 0.080 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | No | — | 0.060 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | No | — | 0.060 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Oct 1, 2023 | — | MR | No | No | — | TT | — | Resolved | Aug 7, 2025 | — | |
| Oct 1, 2023 | — | MR | No | No | — | TT | — | Resolved | Aug 7, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | No | — | 0.080 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | No | — | 0.060 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | No | — | 0.060 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | No | — | 0.080 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jul 1, 2007 | Aug 31, 2007 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2007 | — | |
| Jul 1, 2007 | Aug 31, 2007 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2007 | — | |
| Dec 1, 2006 | Jan 31, 2007 | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2007 | — | |
| Dec 1, 2006 | Jan 31, 2007 | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2007 | — | |
| Sep 1, 2004 | Sep 30, 2004 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2004 | — | |
| Sep 1, 2004 | Sep 30, 2004 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2004 | — | |
| Oct 1, 2001 | Dec 31, 2001 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2001 | — | |
| Jul 1, 1993 | Dec 31, 2003 | MR | No | No | — | TT | — | Resolved | Dec 31, 2003 | — |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.